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Finding the Fourth Proportional to 116,481.52, 174,721.32 and 33,375.60

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Solution

The fourth proportional to 116,481.52, 174,721.32 and 33,375.60 is: 50,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,481.52 : 174,721.32 = 33,375.60 : x
  2. Step 2: Convert to fraction form
    116,481.52/174,721.32 = 33,375.60/x
  3. Step 3: Cross multiply
    116,481.52x = 174,721.32 × 33,375.60
  4. Step 4: Simplify right side
    116,481.52x = 5,831,428,887.79
  5. Step 5: Solve for x
    x = 5,831,428,887.79/116,481.52
  6. Step 6: Final answer
    x = 50,063.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.